Technologies and implementations related to utilizing conductive ink with medical device systems to facilitate electrical contact between an electrode and a person’s skin. The conductive ink may be applied in a variety of manners such as, but not limited to, permanent, semi-permanent, and/or temporary.

Technologies and implementations related to utilizing conductive ink with medical device systems to facilitate electrical contact between an electrode and a person’s skin. The conductive ink may be applied in a variety of manners such as, but not limited to, permanent, semi-permanent, and/or temporary.

A biomedical sensor system is disclosed that includes a high impedance conductive electrode having an electrode impedance of at least about 20 kΩ/sq-mil, and a dielectric material on a first side of the electrode for receiving a discharge of an electrical signal from the dielectric material responsive to the presence of a time varying signal adjacent a second side of the dielectric material that is opposite the first side.

The present invention relates to a syringe-injection-type brain signal measurement and stimulation structure, and a syringe injection method therefor, and provides a structure including a high-performance flexible element capable of minimizing a skull opening when inserted into the brain. Particularly, the present invention comprises: a flexible element, which includes a contact part making contact with a surface of a cortex so as to measure a signal generated in the brain or transmit an external stimulus to the brain, a transmitting/receiving part positioned between a skull and a skin, and a connection part for making a connection between the contact part and the transmitting/receiving part; and an integrated circuit connected to the transmitting/receiving part so as to transmit/receive a signal,

The present invention relates to a syringe-injection-type brain signal measurement and stimulation structure, and a syringe injection method therefor, and provides a structure including a high-performance flexible element capable of minimizing a skull opening when inserted into the brain. Particularly, the present invention comprises: a flexible element, which includes a contact part making contact with a surface of a cortex so as to measure a signal generated in the brain or transmit an external stimulus to the brain, a transmitting/receiving part positioned between a skull and a skin, and a connection part for making a connection between the contact part and the transmitting/receiving part; and an integrated circuit connected to the transmitting/receiving part so as to transmit/receive a signal,

An object is to provide a garment-type biological information measurement device having a biological contact-type electrode and having excellent durability against washing. A garment-type biological information measurement device comprising an electrode, wherein the electrode comprises a stretchable conductive layer containing a flexible resin and a conductive filler, a stretchable adhesion acceleration layer, a stretchable hot melt adhesive layer, and a garment fabric, in this order.

A biosignal sensing that includes a conductive composite material containing particles of a layered material including one or plural layers and a polymer, the conductive composite material defining a contact surface with a subject, wherein the one or plural layers include a layer body comprising Ti.sub.3C.sub.2 and having a modifier or terminal T existing on a surface of the layer body, wherein the modifier or terminal T is at least one selected from the group consisting of a hydroxyl group, a fluorine atom, a chlorine atom, an oxygen atom, or a hydrogen atom, and the polymer is a hydrophilic polymer having a polar group, and the polar group is a group that forms a hydrogen bond with the modifier or terminal T of the layer.

A physiological sensing device is provided, including an electronic component, a coupled sensing electrode, a coupling dielectric layer, and a wire layer. The coupled sensing electrode is configured to sense a physiological signal of an object, wherein there is a capacitance value between the object and the coupled sensing electrode. The coupling dielectric layer is disposed under the coupled sensing electrode, so that the capacitance value is between 1 nF and 10 nF. The wire layer is electrically connected to the electronic component and the coupled sensing electrode.

A physiological sensing device is provided, including an electronic component, a coupled sensing electrode, a coupling dielectric layer, and a wire layer. The coupled sensing electrode is configured to sense a physiological signal of an object, wherein there is a capacitance value between the object and the coupled sensing electrode. The coupling dielectric layer is disposed under the coupled sensing electrode, so that the capacitance value is between 1 nF and 10 nF. The wire layer is electrically connected to the electronic component and the coupled sensing electrode.

A method for constructing a stress-pliant physiological electrode assembly is provided. An electrode backing is formed from a stretchable woven textile material compatible to contact the skin on at least one surface. A pair of flexile wires is provided to serve as electrode circuit trace and electrode signal pickup. At least one of the flexile wires is sewn into the textile material which provides a stress-pliant malleability. Each of the flexile wires has an electrically-contacting area functioning for electric signal pickup. The electrically-contacting area may be sewn into the woven textile or affixed to the woven textile via conductive adhesives. The stress-pliant physiological electrode assembly is applicable for a wide array of physiological monitors, including ECG monitors, and especially is suitable for long-term wear. The method disclosed is both environmentally friendly and low-cost.